Sonic vs Summa
A side-by-side comparison of two self-hosted search engines options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Sonic
Fast, lightweight schema-less search backend
VS
Summa
Full-text search server able to run in the browser via WASM
| Feature | Sonic | Summa |
|---|---|---|
| Category | Search Engines | Search Engines |
| License | MPL-2.0 | MIT |
| Language | Rust | Rust |
| Setup difficulty | Medium | Medium |
| Min. RAM | 32 MB | 256 MB |
| Deployment | docker, binary | docker, binary |
| GitHub stars | ★ 21,299 | ★ 291 |
| First released | 2019 | 2021 |
| Replaces | Algolia, Elasticsearch | Elasticsearch |
Why pick each one
Choose Summa if…
- Released under the MIT license
- First-class Docker support for quick deployment
- Written in Rust
- Tiny footprint — runs in 256 MB RAM
Frequently asked questions
Is Sonic or Summa better?
Neither is universally better. Sonic has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Sonic and Summa free and open-source?
Yes. Sonic is licensed under MPL-2.0 and Summa under MIT. Both can be self-hosted at no software cost.
Can I run Sonic and Summa with Docker?
Sonic: yes. Summa: yes.